Wireless headset



FIG. 1 is an elevated left, front perspective view of the wireless headset, in a retracted position;

FIG. 2 is an elevated left, front perspective view of the wireless headset, in an extended position;

FIG. 3 is a bottom view of the wireless headset;

FIG. 4 is a front view of the wireless headset;

FIG. 5 is a rear view of the wireless headset;

FIG. 6 is a side view of the wireless headset; and,

FIG. 7 is a top view of the wireless headset. 

The ornamental design for a wireless headset, as substantially shown and described. 